Exchange of goods and ideas also known as

A system or network that allows trade is called a market. An early form of trade, barter, saw the direct exchange of goods and services for other goods and services. Barter involves trading things without the use of money.

all fossil fuels are nonrenewable, so think coal, gasoline, things that we will eventually run out of. all fossil fuels are nonrenewable resources, but not all nonrenewable recourses are fossil fuels. these resources are not being renewed as fast as we are using them. i hope this considering there weren't any answer choices.